Two giant asteroids speeding towards Earth today, NASA warns; will they hit Earth?
NASA’s Jet Propulsion Laboratory (JPL) is closely monitoring two asteroids expected to pass Earth on 3 October 2024.
NASA says comet expected to put on show in Earth fly-by
A comet just discovered last year by observers will whizz past Earth from 44 million miles away but leave a trail of dust and ...
ECOticias.com1 天
NASA discovers strange sphere around Earth: We just found out what he is doing
Indeed, the NASA measurements indicate that the ambipolar field enhances the “scale height” of the ionosphere by 271 percent.
How Do Spacecraft Orbit Earth? Angular Momentum Explained By NASA
How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA ...
CNET on MSN12 小时
NASA Is Creating a Time Zone for the Moon. In Space, Every Microsecond Matters
This effect is called time dilation, and the difference in time adds up to about 56 microseconds a day, or a little over ...
Nasa spacecraft receives laser signal from 290 million miles away
Nasa has successfully sent a laser signal about 290 million miles, smashing previous records and potentially transforming our ...
Fast-Track to Mars: NASA’s Nuclear Rockets Cut Travel Time in Half
NASA and DARPA are developing nuclear thermal propulsion (NTP) technology to enable faster crewed missions to Mars, ...
Comet likely last seen when Neanderthals walked Earth could soon dazzle in the night sky
A recently discovered comet, known as C/2023 A3 Tsuchinshan–ATLAS, will make its closest approach of Earth on Saturday.
Science Daily46 分钟
NASA's Hubble, New Horizons team up for a simultaneous look at Uranus
NASA's Hubble Space Telescope and New Horizons spacecraft simultaneously set their sights on Uranus recently, allowing scientists to make a direct comparison of the planet from two very different ...
Smithsonian Magazine on MSN3 天
Immerse Yourself in the ‘Hyperwall,’ NASA’s New Visual Showcase of a Changing Earth
A new exhibition at the Smithsonian's National Museum of Natural History combines satellite observations and historical data ...
NASA just found unexpected loads of water ice on the moon
NASA, preparing to establish a permanent presence on the moon, has detected deposits of water ice on the moon "more extensive ...
Rare October Comet Expected to Be Visible to the Naked Eye as It Nears Earth This Week
Comet Tsuchinshan-Atlas, also known as C/2023 A3, is making its way towards Earth and is expected to be visible to the naked ...